Public Wi-Fi hotspots are almost everywhere these days—they’re in Internet coffee shops and cafйs, restaurants, train stations, airports, hotels, convention centers, and dozens of other public places. Once you have found yours, it’s tempting to relax and kick back, especially if you have just finished your day and are connected courtesy of the cafй or restaurant you’re dining in. But if proper precautions are not taken, for a hotspot hacker, stealing information from your notebook can be as easy as ordering a mocha latte.
Your hotspot should be using one of two encryption technologies: either WEP or (even better) WPA or WPA2. Unless you’re given a WEP or WPA key to enter, you have to assume that everything your computer is sending or receiving is sent in the clear. Anyone with a notebook and Wi-Fi card could intercept and read your username, passwords, and any other data packets being sent or received.Read Full Story